code: def insert_one(self, document, session=None):
      self._calls += 1
      if self._is_in_failure_range():
          print(self.name, "insert no connection")
          raise self._exception_to_raise
      else:
          print(self.name, "insert connection reestablished")
          return mongomock.Collection.insert_one(self, document)
  
imports: import mongomock
  import pymongo
  import pymongo.errors
label_desc: Use image node_id 2 for calling the ReconnectingCollection obj's underlying member method code with example usage: obj.insert_one(document, session) and returns: mongomock